WO2022138690A1 - 車両 - Google Patents
車両 Download PDFInfo
- Publication number
- WO2022138690A1 WO2022138690A1 PCT/JP2021/047475 JP2021047475W WO2022138690A1 WO 2022138690 A1 WO2022138690 A1 WO 2022138690A1 JP 2021047475 W JP2021047475 W JP 2021047475W WO 2022138690 A1 WO2022138690 A1 WO 2022138690A1
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- WO
- WIPO (PCT)
- Prior art keywords
- light emitting
- vehicle
- laser
- light
- light source
- Prior art date
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Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62J—CYCLE SADDLES OR SEATS; AUXILIARY DEVICES OR ACCESSORIES SPECIALLY ADAPTED TO CYCLES AND NOT OTHERWISE PROVIDED FOR, e.g. ARTICLE CARRIERS OR CYCLE PROTECTORS
- B62J6/00—Arrangement of optical signalling or lighting devices on cycles; Mounting or supporting thereof; Circuits therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62J—CYCLE SADDLES OR SEATS; AUXILIARY DEVICES OR ACCESSORIES SPECIALLY ADAPTED TO CYCLES AND NOT OTHERWISE PROVIDED FOR, e.g. ARTICLE CARRIERS OR CYCLE PROTECTORS
- B62J6/00—Arrangement of optical signalling or lighting devices on cycles; Mounting or supporting thereof; Circuits therefor
- B62J6/01—Electric circuits
- B62J6/015—Electric circuits using electrical power not supplied by the cycle motor generator, e.g. using batteries or piezo elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
- B60Q1/0011—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor with light guides for distributing the light between several lighting or signalling devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
- B60Q1/0029—Spatial arrangement
- B60Q1/0035—Spatial arrangement relative to the vehicle
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0005—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being of the fibre type
- G02B6/0006—Coupling light into the fibre
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
- B60Q1/02—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments
- B60Q1/04—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights
- B60Q1/14—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights having dimming means
- B60Q1/1415—Dimming circuits
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62J—CYCLE SADDLES OR SEATS; AUXILIARY DEVICES OR ACCESSORIES SPECIALLY ADAPTED TO CYCLES AND NOT OTHERWISE PROVIDED FOR, e.g. ARTICLE CARRIERS OR CYCLE PROTECTORS
- B62J6/00—Arrangement of optical signalling or lighting devices on cycles; Mounting or supporting thereof; Circuits therefor
- B62J6/02—Headlights
- B62J6/022—Headlights specially adapted for motorcycles or the like
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62J—CYCLE SADDLES OR SEATS; AUXILIARY DEVICES OR ACCESSORIES SPECIALLY ADAPTED TO CYCLES AND NOT OTHERWISE PROVIDED FOR, e.g. ARTICLE CARRIERS OR CYCLE PROTECTORS
- B62J6/00—Arrangement of optical signalling or lighting devices on cycles; Mounting or supporting thereof; Circuits therefor
- B62J6/02—Headlights
- B62J6/022—Headlights specially adapted for motorcycles or the like
- B62J6/026—Headlights specially adapted for motorcycles or the like characterised by the structure, e.g. casings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62J—CYCLE SADDLES OR SEATS; AUXILIARY DEVICES OR ACCESSORIES SPECIALLY ADAPTED TO CYCLES AND NOT OTHERWISE PROVIDED FOR, e.g. ARTICLE CARRIERS OR CYCLE PROTECTORS
- B62J6/00—Arrangement of optical signalling or lighting devices on cycles; Mounting or supporting thereof; Circuits therefor
- B62J6/04—Rear lights
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62J—CYCLE SADDLES OR SEATS; AUXILIARY DEVICES OR ACCESSORIES SPECIALLY ADAPTED TO CYCLES AND NOT OTHERWISE PROVIDED FOR, e.g. ARTICLE CARRIERS OR CYCLE PROTECTORS
- B62J6/00—Arrangement of optical signalling or lighting devices on cycles; Mounting or supporting thereof; Circuits therefor
- B62J6/05—Direction indicators
- B62J6/055—Electrical means, e.g. lamps
- B62J6/056—Electrical means, e.g. lamps characterised by control means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62J—CYCLE SADDLES OR SEATS; AUXILIARY DEVICES OR ACCESSORIES SPECIALLY ADAPTED TO CYCLES AND NOT OTHERWISE PROVIDED FOR, e.g. ARTICLE CARRIERS OR CYCLE PROTECTORS
- B62J6/00—Arrangement of optical signalling or lighting devices on cycles; Mounting or supporting thereof; Circuits therefor
- B62J6/22—Warning or information lights
- B62J6/26—Warning or information lights warning or informing other road users, e.g. police flash lights
Definitions
- the present invention relates to a vehicle that is a lean vehicle or a saddle-mounted vehicle.
- Patent Document 1 shows a vehicle having a lighting device using a laser beam.
- the vehicle of Patent Document 1 is a saddle-mounted vehicle. Further, the saddle-mounted vehicle of Patent Document 1 leans to the left and right.
- the lighting device includes a laser light source, a light guide unit that guides light from the laser light source to a desired position, and a plurality of light emitting units that are provided at the tip of the light guide unit and irradiate the surroundings of the vehicle with light from the light guide unit. To prepare for.
- the plurality of light emitting units include light emitting units having different light emitting modes.
- the laser light source has a plurality of laser elements that supply light to a plurality of light emitting units as an integrated device. In order to make a plurality of laser elements emit light in different light emitting modes, a plurality of drive circuits are required.
- the laser light source is provided between the seat and the swing arm in side view. This makes it possible to bring a relatively heavy laser light source closer to the center of gravity of the vehicle. It is possible to concentrate the mass so that it approaches the center of gravity of the vehicle.
- An object of the present invention is to efficiently utilize the equipment installation space in a vehicle that is a lean vehicle or a saddle-type vehicle, and to make it possible to adopt a laser light source while preventing or suppressing the increase in size of the vehicle.
- the present inventors conducted the following studies in order to achieve the above-mentioned object.
- Lean vehicles require the weight of the occupants to move when performing movements such as turning.
- the saddle-mounted vehicle travels with the occupant straddling the seat. Therefore, a vehicle that is a lean vehicle or a saddle-mounted vehicle is configured to have a smaller vehicle width than a general four-wheeled vehicle having a cabin.
- a vehicle that is a lean vehicle or a saddle-mounted vehicle is required to have mobility, lightness, and convenience. Therefore, there is a very high demand for miniaturization and weight reduction for vehicles that are lean vehicles or saddle-type vehicles.
- the members in the body are densely arranged. In particular, in a vehicle that is a lean vehicle or a saddle-mounted vehicle, the members are densely arranged under the fuel tank and the seat. Further, in a vehicle having a dummy tank, the members may be densely arranged under the dummy tank. Further, in a vehicle model having a footboard (for example, a scooter), the members may be densely arranged under the footboard.
- the present inventors have studied the above-mentioned matters, and while sharing the driver circuit by making the light emitting mode of the plurality of laser elements the same, the members that change the light emitting mode of the light emitting unit are separately placed at different positions. I came up with the idea of installing it.
- the present inventors have found that the laser light source can be miniaturized by this, and the equipment installation space in a vehicle which is a lean vehicle or a saddle-type vehicle can be efficiently used, and the present invention has been completed.
- INDUSTRIAL APPLICABILITY The present invention can employ a laser light source so that a plurality of light emitting units emit light in different light emitting modes while preventing or suppressing the increase in size of a vehicle that is a lean vehicle or a saddle-type vehicle.
- the present invention adopts the following configuration.
- a vehicle that is a lean vehicle or a saddle-mounted vehicle The vehicle is A car body that supports multiple wheels and Multiple light emitting parts provided so that they can be seen from outside the vehicle, One or more laser light source elements configured to output laser light as one light source common to a plurality of light emitting units, and An optical fiber cable constituting at least a part of a laser beam path for transmitting the output laser beam to each of the plurality of light emitting sections via one or a plurality of branch sections.
- a shared laser driver board having one driver circuit that commonly controls one or a plurality of laser light source elements so as to output laser light as one light source to a plurality of light emitting units.
- the most located at the uppermost stream of one or more branch parts in the transmission direction of the laser light so that some of the light emitting parts emit light in a light emitting mode different from that of the remaining light emitting parts. It is provided with one or a plurality of laser emission mode conversion members provided in the downstream or the most upstream branch portion from the upstream branch portion. At least one of one or a plurality of laser emission mode conversion members and one common laser driver substrate is provided at least partially in the inner covering region of the body, and the inner covering region of the body is provided in a plan view.
- a vehicle characterized in that it is under and overlaps with any one member of a fuel tank, a dummy tank having a shape imitating a fuel tank, a footboard, and a seat.
- the vehicle of the above (1) can have a common driver circuit while causing a plurality of light emitting units to emit light in different types of light emission modes. That is, the present invention includes one shared laser driver board, and the shared laser driver board shares one or a plurality of laser light source elements so as to output laser light as one light source for a plurality of light emitting units. It has one driver circuit controlled by. Since the driver circuit is shared, the shared laser driver board can be miniaturized. In addition, a laser light source element is also shared. The size of the laser light source can be reduced.
- the laser emission mode conversion member is usually smaller than the device of the laser light source itself.
- the laser emission mode conversion member can be installed, for example, on the light emitting portion or the path from the light source to the light emitting portion. There are few restrictions on the installation position of the light path, and the degree of freedom of installation is high. Therefore, there are relatively few restrictions on the installation position of the laser emission mode conversion member.
- the members are densely arranged in the inner covering region of the body as compared with other vehicles. Therefore, it is difficult to arrange a large member in the inner covering region of the body.
- the influence on the layout of the configuration around the laser light source can be suppressed or prevented.
- the vehicle can employ a laser light source so that a plurality of light emitting units emit light in different light emitting modes while preventing or suppressing the increase in size of the vehicle which is a lean vehicle or a saddle-type vehicle.
- the following configuration can be adopted.
- the difference in the light emitting mode may be, for example, at least one difference between the color of the light emitting portion and the timing at which the brightness of the light emitting portion changes.
- the vehicle can adopt a laser light source so that a plurality of light emitting units emit light at different colors or timings while preventing or suppressing the increase in size of the vehicle which is a lean vehicle or a saddle-type vehicle.
- One or a plurality of laser emission mode conversion members are not branching portions that cause a part of the light emitting portion to emit light in a light emitting mode different from that of the remaining light emitting portion.
- One or a plurality of laser emission mode conversion members are a color conversion member that changes the color of the light emitting unit and / or a light amount conversion member for changing the brightness of the light emitting unit.
- the vehicle can adopt a laser light source so that a plurality of light emitting units emit light at different colors and / or timings while preventing or suppressing the increase in size of the vehicle which is a lean vehicle or a saddle-type vehicle.
- One or a plurality of laser emission mode conversion members are provided in any of a laser light path, a light emitting section, or an external path, and the external path is such that the light emitted by the light emitting section extends from the light emitting section to the outside of the vehicle. It is the route of.
- the laser emission mode conversion member can be arranged at a position away from the laser light source, which contributes to miniaturization of the laser light source unit, for example.
- the vehicle can employ a laser light source so as to emit light from a plurality of light emitting units in different modes while more effectively preventing or suppressing the increase in size of the vehicle which is a lean vehicle or a saddle-type vehicle.
- the laser light path includes a plurality of branch portions, and at least a part of one or a plurality of laser emission mode conversion members is one branch located downstream of the most upstream branch portion and the most upstream branch portion. It is provided between the portions or at one branch.
- the laser light whose emission mode is converted by one or a plurality of laser emission mode conversion members passes through the branch portion located downstream of the most upstream branch portion and is separated.
- Such a configuration is effective, for example, when a plurality of light emitting units emit light in the same light emitting mode (for example, flasher).
- At least a part of one or a plurality of laser emission mode conversion members is "provided in one branch portion", that is, one or a plurality of laser emission mode conversion members. Refers to being provided inside the branch. However, even in this case, the emission mode of each laser beam divided by the branch portion is the same. For example, one or a plurality of laser emission mode conversion members are provided inside the branch portion and upstream of the branch point.
- the laser light path includes a plurality of branch portions, and the plurality of branch portions are the most downstream branch portion and the most downstream branch located at the most downstream of the plurality of branch portions in the transmission direction of the laser light. At least a part of one or a plurality of laser emission mode conversion members including the portion is provided between the most downstream branch portion and the light emitting portion located downstream of the most downstream branch portion, or at the most downstream branch portion. Will be.
- the laser light whose light emitting mode is converted by one or a plurality of laser light emitting mode converting members does not pass through the branch portion and is directly transmitted to the light emitting portion.
- the light emitting mode of the light emitting portion provided downstream of the most downstream branch portion can be individually converted. It is possible to make a plurality of light emitting units emit light in various light emitting modes. Therefore, it is possible to diversify the light emitting modes of the plurality of light emitting units while preventing or suppressing the increase in size of the vehicle which is a lean vehicle or a saddle-mounted vehicle.
- Such a configuration is effective, for example, when one light emitting unit emits light in a light emitting mode different from that of the other light emitting unit (for example, a high beam lamp, a brake lamp).
- At least a part of one or a plurality of laser emission mode conversion members is "provided at the most downstream branch portion", that is, one or a plurality of laser emission mode conversion members. Refers to be provided inside the most downstream branch. However, even in this case, the emission mode of each laser beam divided by the most downstream branch portion is different. For example, one or a plurality of laser emission mode conversion members are provided inside the branch portion and downstream of the branch point.
- upstream refers to the optical upstream
- downstream refers to the optical downstream. That is, the upstream refers to the direction toward the light source in the transmission direction of the laser beam, and the downstream refers to the direction toward the light emitting portion.
- a vehicle that is a lean vehicle or a saddle-riding vehicle is, for example, a small vehicle with a seating capacity of one or two.
- the vehicle is provided, for example, with one or two seats for the occupant to sit on.
- the two seats are arranged side by side, for example, in the front-rear direction of the vehicle.
- the two sheets may be formed separately, for example, or may be integrally formed as a single sheet member.
- the maximum left-right length of the seat is, for example, greater than 1 ⁇ 2 of the left-right maximum length of the vehicle.
- the seat is located in the center of the vehicle in the left-right direction.
- the aspect in which the seat is located at the center of the vehicle in the left-right direction includes, for example, an aspect in which the seat overlaps with a center in the left-right direction in the vehicle and a straight line extending in the front-rear direction in the vehicle in a plan view.
- part or all of the shared laser driver board is, for example, located to the right of the left edge of the seat and to the left of the right edge of the seat.
- Both ends of the seat in the left-right direction are supported by a vehicle body frame arranged below the seat, respectively.
- the vehicle body frame that supports the seat includes, for example, a left frame portion that supports the left end portion of the seat and a right frame portion that supports the right end portion of the seat.
- a part or all of the shared laser driver board is located, for example, to the right of the right end of the left frame portion and to the left of the left end of the right frame portion.
- the vehicle comprises, for example, at least one front wheel and at least one rear wheel.
- the vehicle comprises, for example, a drive source that generates power transmitted to the wheels.
- the drive source may be, for example, an engine, an electric motor, or an engine and an electric motor.
- the vehicle is equipped with, for example, a power source that stores electric power used for the output of laser light.
- the vehicle is equipped with, for example, a steering wheel.
- the steering wheel has a left-right length that is greater than 1 ⁇ 2 of the left-right length of the vehicle in plan view, for example, when it is located in the steering-neutral position, which is the handle position when the vehicle goes straight. ..
- a steering handle is, for example, a bar handle.
- the bar handle may be, for example, a single bar handle that extends continuously in the left-right direction of the vehicle, or may include a left bar handle and a right bar handle that are arranged apart from each other in the left-right direction of the vehicle. ..
- a saddle-riding vehicle is, for example, a vehicle equipped with a seat in which the driver sits so as to straddle the saddle.
- the saddle-mounted vehicle is, for example, a vehicle in which the driver rides on the saddle.
- the saddle-mounted vehicle is not particularly limited, and examples thereof include a motorcycle.
- the saddle-mounted vehicle is not limited to a motorcycle, and is, for example, an ATV (All-Terrain Vehicle) having three wheels or an ROV (Recreational Off-highway Vehicle). There may be.
- a lean vehicle is a vehicle that turns in a lean posture.
- the lean vehicle is configured to lean inward of the curve when turning.
- Lean vehicles include a vehicle body that inclines inward on a curve when turning.
- the lean vehicle may also serve as a saddle-mounted vehicle.
- the lean vehicle may be, for example, a saddle-mounted vehicle configured to lean inward of a curve when turning. Examples of such vehicles include motorcycles, motorcycles, and the like.
- the tricycle may be a front two-wheel type or a rear two-wheel type.
- the lean vehicle may be equipped with, for example, a sit-in type seat.
- the car body supports multiple wheels so that they can rotate.
- the plurality of wheels include, for example, at least one front wheel and at least one rear wheel.
- the plurality of wheels are arranged apart from each other in the front-rear direction of the vehicle, for example.
- the plurality of wheels include, for example, at least one steering wheel and at least one driving wheel.
- the steering wheel is steered, for example, by the driver of the vehicle operating the steering wheel. By steering the steering wheel, the traveling direction of the vehicle changes.
- the drive wheels rotate, for example, by transmitting power from a power source provided in the vehicle. The rotation of the drive wheels causes the vehicle to travel.
- the vehicle body includes, for example, any one of a fuel tank, a dummy tank having a shape imitating a fuel tank, a footboard, or a seat.
- the light emitting unit is configured to receive laser light and emit light, or to transmit the laser light.
- the light emitting unit is not particularly limited, and includes, for example, at least one of a lens that refracts the laser light, a reflector that reflects the laser light, and a side-emitting fiber that emits the laser light from the side surface.
- At least one of the plurality of light emitting units is provided so that, for example, when a person existing around the vehicle sees the vehicle, the person can see the light emitting unit.
- at least one light emitting unit is provided so that, for example, when the driver of the vehicle looks at the vehicle, the driver can see the light emitting unit.
- the plurality of light emitting units may be arranged, for example, in front of or behind the vehicle with respect to the shared laser driver substrate, or may be dispersedly arranged in front of or behind each of the light emitting units.
- the light emitting unit arranged in front of the vehicle with respect to the shared laser driver substrate is, for example, a headlight, a flasher, a meter panel light, or the like.
- the light emitting unit arranged behind the vehicle from the shared laser driver substrate is, for example, a tail light, a flasher, or the like.
- the laser light source element is a power-light conversion element.
- the laser light source element receives power and outputs laser light.
- the electric power supplied to the laser light source element is stored in, for example, a battery provided in the vehicle. That is, the laser light source element receives electric power from a battery provided in the vehicle and outputs laser light.
- a plurality of laser light source elements are configured to output laser light as one light source common to a plurality of light emitting units"
- a specific embodiment thereof is, for example, output from each of the plurality of laser light source elements.
- It is a laser light source unit including an output unit that outputs a single laser beam by condensing the generated laser beam.
- the laser light source unit is a unit that outputs laser light to the outside.
- the laser light source unit includes, for example, one or a plurality of laser light source elements and a shared laser driver substrate.
- the laser light source unit further includes, for example, a housing that houses one or more laser light source elements and a shared laser driver substrate.
- the output unit is provided in the housing, for example.
- the housing of the laser light source unit may be provided with, for example, a plurality of output units.
- the plurality of output units are provided, for example, corresponding to each of the plurality of laser light source elements.
- Each of the plurality of output units outputs the laser light from the corresponding laser light source element to the outside of the housing. Even when a plurality of output units are provided, one driver circuit controls each of the plurality of laser light source elements, so that the plurality of laser light source elements output laser light as one light source. ..
- the optical fiber cable is provided, for example, so as to connect a plurality of light emitting units and the output unit, and transmits the laser light output from the output unit to each of the plurality of light emitting units.
- the optical fiber cable may be branched in the middle.
- the optical fiber cable may connect, for example, one output unit and one light emitting unit corresponding to the output unit.
- the driver circuit commonly controls one or a plurality of laser light source elements that supply laser light to a plurality of light emitting units. That is, even if the vehicle is provided with a plurality of laser light source elements, there is only one driver circuit that controls the plurality of laser light source elements. In short, the same driver circuit controls each of the plurality of laser light source elements.
- the plurality of laser light source elements operate in the same light emitting mode.
- the light emitting mode of the laser light source element referred to here is, for example, the same as that of the light emitting unit.
- the light emitting mode of the laser light source element includes, for example, the timing at which the color and the brightness of the light emission change.
- the light emitting mode of the laser light source element does not include, for example, brightness.
- the shared laser driver board has one driver circuit described above. This enables efficient use of space. Therefore, the shared laser driver board may further have another driver circuit.
- the laser light emitting mode conversion member is a member for changing the light emitting mode of the light emitting unit.
- the laser emission mode conversion member is, for example, a color conversion member that changes the color of the light emitted from the light emitting unit.
- the color conversion member is, for example, a filter, a phosphor, or the like.
- the laser emission mode conversion member is, for example, a light amount conversion member that changes the brightness of the light emitted from the light emitting unit.
- the light amount conversion member is, for example, an optical switch.
- the optical switch is, for example, a shutter.
- the shutter may be mechanical or electric. For the electric shutter, for example, a liquid crystal display is used.
- the light amount conversion member is controlled so that the brightness of the light emitted from the light emitting unit changes with time, for example, by a control device provided in the vehicle.
- the light amount conversion member may change the light amount of the laser light in the external path, for example, or may change the light amount of the laser light in the laser light path or the light emitting portion. As a result, the light emitting unit can operate so that its brightness changes at a timing different from that of other light emitting units.
- the light amount conversion member may have a dimming function that can adjust the light amount of the laser light step by step. In order to change the light emitting mode of one light emitting unit, one or a plurality of laser light emitting mode changing members may be provided.
- all the laser emission mode conversion members may be color conversion members or light quantity conversion members, and the plurality of laser emission mode conversion members are color conversion members and light quantity conversion members. Both members may be included.
- the light emitting unit is a flasher
- a color conversion member and a light amount conversion member are provided.
- a specific embodiment thereof includes, for example, a color conversion member arranged at a position where light is emitted from a light emitting unit. In this case, the color conversion member is supported by, for example, the vehicle body.
- the laser emission mode conversion member is supported by the vehicle body
- a specific embodiment thereof includes, for example, a laser emission mode conversion member supported by a vehicle body cover constituting the vehicle body.
- the vehicle body cover is supported by the vehicle body frame constituting the vehicle body.
- the vehicle is provided with, for example, a laser light source unit, and the volume of at least one laser emission mode changing member included in the vehicle is configured to be smaller than the volume of the laser light source unit.
- the laser light source unit referred to here has one or a plurality of laser light source elements, a shared laser driver substrate, and a housing for accommodating these. A device or component for branching a laser beam path does not fall under the laser emission mode conversion member.
- the branch portion of the optical fiber cable does not correspond to the laser emission mode conversion member.
- the device or component for branching the path of the laser beam is configured to change the amount of light of the laser beam distributed to each of the plurality of light emitting units
- the device or component is a light quantity conversion member.
- the laser emission mode conversion member may not include, for example, an outer lens.
- the outer lens is included in, for example, a light emitting unit.
- the outer lens is provided, for example, in a vehicle lighting device.
- the outer lens constitutes, for example, the appearance of the vehicle.
- the outer lens outputs, for example, the laser beam transmitted to the light emitting unit to the outside of the vehicle.
- the outer lens refracts and / or transmits the laser beam transmitted to the light emitting unit, for example.
- the branch portion is provided in, for example, a laser beam path from a light source to a plurality of light emitting portions.
- the branch portion is provided, for example, in the laser light path from the laser light source unit to the plurality of light emitting units.
- the branch portion branches, for example, an optical fiber cable.
- the branch portion is, for example, an optical connector, an optical coupler, or the like.
- the number of fiber optic cables downstream of the branch is greater than the number of fiber optic cables upstream of the branch.
- the branch portion branches the optical fiber cable so as to increase the number of optical fiber cables connected to the branch portion from the upstream, for example.
- the branch portion branches the optical fiber cable so that the optical fiber cable extends to the left of the center of the vehicle body and to the right of the center of the vehicle body in the left-right direction, for example.
- the branch portion branches the optical fiber cable so that the optical fiber cable extends in front of the center of the vehicle body and after the center of the vehicle body, for example, in the front-rear direction.
- the branch does not include unwinding at least one of the bundled fiber optic cables from the bundle of fiber optic cables.
- the inner covering region of the body is under and overlaps with any one member of the fuel tank, the dummy tank having a shape imitating the fuel tank, the footboard, and the seat in a plan view.
- the fuel tank is arranged so as to constitute the appearance of the upper surface of the vehicle, for example, between the seat and the steering wheel in the front-rear direction of the vehicle.
- the fuel tank is provided, for example, at a position where the driver can knee grip when riding.
- the fuel tank is provided, for example, at a position that cannot be visually recognized from the outside.
- the dummy tank is arranged in place of the fuel tank, for example, at a position where the fuel tank is arranged.
- the dummy tank is provided, for example, at a position where the driver can knee grip when riding.
- the footboard is a member of a scooter-type vehicle and is provided at the driver's feet.
- the footboard is a member on which the driver puts his / her foot when riding.
- the seat may be a one-seater seat or a two-seater seat (driver's seat and passenger's seat, that is, a tandem seat).
- the seat is a member including a portion where the driver sits when riding.
- Fuel tanks, dummy tanks, footboards, and seats are included wholly or partially between the front end of the front wheels and the rear end of the rear wheels, for example, in the front-rear direction of the vehicle.
- the fuel tank, dummy tank, footboard, and seat are included, for example, in the front-rear direction of the vehicle, in whole or in part, between the axis of rotation of the front wheels and the axis of rotation of the rear wheels.
- Fuel tanks, dummy tanks, footboards, and seats are included wholly or partially between the rear end of the front wheels and the front end of the rear wheels, for example, in the front-rear direction of the vehicle. Since the members are densely arranged in such an inner covering region of the body, efficient use of the installation space in the space is preferable for a vehicle that is a lean vehicle or a saddle-type vehicle.
- the light emitting mode changing member and / or the shared laser driver substrate provided partially or entirely in the inner covering region of the body is provided so as not to be seen from the outside in the plan view of the vehicle.
- the light emitting mode changing member and / or the shared laser driver substrate provided partially or entirely in the inner covering region of the body is provided so as not to be seen from the outside in the side view of the vehicle.
- At least a part of the members (that is, the light emitting mode changing member and / or the shared laser driver substrate) provided partially or entirely in the inner covering region of the body is, for example, a plurality when viewed in a direction orthogonal to the left-right direction of the vehicle. It overlaps with one of the wheels.
- At least a part of the member (that is, the light emitting mode changing member and / or the shared laser driver substrate) provided partially or entirely in the inner covering region of the body is, for example, from a plurality of wheels in a side view or a front view of the vehicle. Is also located above. At least a portion of the member (ie, the light emitting mode conversion member and / or the shared laser driver substrate) provided partially or entirely in the inner covering region of the body is, for example, a plurality of wheels in a side view or a front view of the vehicle. It may be located below the top of each.
- At least a part of the member (that is, the light emitting mode changing member and / or the shared laser driver substrate) partially provided in the inner covering region of the body is located to the right of the left end of the steering handle in the plan view or the front view of the vehicle. And it is located to the left of the right end of the steering wheel.
- the in-body covering region is located, for example, to the right of the left edge of the steering wheel and to the left of the right edge of the steering wheel in plan view.
- the present invention it is possible to efficiently utilize the equipment installation space in a vehicle that is a lean vehicle or a saddle-mounted vehicle, and to adopt a laser light source while preventing or suppressing the increase in size of the vehicle.
- FIG. 1 (a) is a drawing showing a side view of a saddle-mounted vehicle according to an embodiment of the present invention and a block diagram showing a laser light source unit
- FIG. 1 (b) is a drawing showing an inner coating of the body. It is a top view which shows an example of a region.
- FIG. 2A is a side view of a saddle-mounted vehicle according to a modified example of the embodiment of the present invention
- FIG. 2B is a saddle-mounted vehicle according to a modified example different from FIG. 2A.
- FIG. 3 is a block diagram showing a laser light source unit different from the laser light source unit shown in FIG. 4 (a) and 4 (b) are block diagrams showing a modified example of the arrangement of the laser emission mode conversion member.
- the saddle-mounted vehicle 10 includes a vehicle body 20, a bar handle 22, a seat 24, a plurality of wheels 30, a plurality of light emitting units 40, a laser light source unit 50, an optical fiber cable 60, and one laser light emitting mode.
- a conversion member 70 is provided.
- the vehicle body 20 rotatably supports the bar handle 22.
- the vehicle body 20 supports the seat 24.
- the driver of the saddle-mounted vehicle 10 sits on the seat 24 and drives the saddle-mounted vehicle 10.
- the vehicle body 20 tilts to the left L when the saddle-mounted vehicle 10 turns to the left L, and tilts to the right R when the saddle-mounted vehicle 10 turns to the right R.
- the various directions of the saddle-mounted vehicle 10 are based on the driver seated on the seat 24.
- the vehicle body 20 supports a plurality of wheels 30.
- the plurality of wheels 30 are inclined to the left L together with the vehicle body 20 when the saddle-mounted vehicle 10 turns to the left L, and are inclined to the right R together with the vehicle body 20 when the saddle-mounted vehicle 10 turns to the right R. do.
- the plurality of wheels 30 include a front wheel 30F as a steering wheel and a rear wheel 30R as a driving wheel.
- the front wheels 30F as steering wheels are steered according to the operation of the saddle-mounted vehicle 10 by the driver of the bar handle 22 by mechanically transmitting the operation to the bar handle 22.
- the rear wheels 30R as driving wheels rotate by transmitting the power of a power unit (not shown) supported by the vehicle body 20, whereby the saddle-mounted vehicle 10 travels.
- the plurality of light emitting units 40 are provided so as to be visible from the outside of the vehicle.
- the plurality of light emitting units 40 include, for example, a headlight, a tail light, a flasher, and the like.
- the laser light source unit 50 generates laser light to be output to a plurality of light emitting units 40, and outputs the generated laser light to the plurality of light emitting units 40.
- the laser light source unit 50 includes one laser light source element 52 and one shared laser driver substrate 54. When the laser light source unit 50 includes a plurality of laser light source elements 52, it is shown in FIG.
- the laser light source element 52 is configured to output laser light as one light source common to a plurality of light emitting units 40.
- the shared laser driver board 54 has one driver circuit 56.
- the driver circuit 56 commonly controls the laser light source element 52 so as to output laser light as one light source to the plurality of light emitting units 40.
- the optical fiber cable 60 constitutes at least a part of a laser beam path that transmits the output laser beam to each of the plurality of light emitting sections 40 via one or a plurality of branch sections 90.
- the optical fiber cable 60 connects the laser light source unit 50 and the plurality of light emitting units 40.
- the optical fiber cable 60 is branched in the middle thereof.
- One laser emission mode conversion member 70 is provided so that a part of the light emitting units 40 among the plurality of light emitting units 40 emits light in a light emitting mode different from that of the remaining light emitting units 40.
- the saddle-mounted vehicle 10 includes a plurality of laser emission mode conversion members 70, it is shown in FIG.
- One laser emission mode conversion member 70 is provided downstream of the most upstream branch portion 91 located at the most upstream of one or a plurality of branch portions 90 in the transmission direction of the laser light, or at the most upstream branch portion 91. In the present embodiment, since one branch portion 90 is shown, the branch portion 90 corresponds to the most upstream branch portion 91.
- the laser light emitting mode changing member 70 is, for example, a member that changes the color of the light emitted by the light emitting unit 40 as a tail light.
- the difference in the light emitting mode is, for example, at least one difference between the color of the light emitting unit 40 and the timing at which the brightness of the light emitting unit 40 changes.
- the one or a plurality of laser light emitting mode conversion members 70 are not branching portions that cause a part of the light emitting unit 40 to emit light in a light emitting mode different from that of the remaining light emitting unit 40.
- the laser emission mode conversion member 70 is a color conversion member that changes the color of the light emitting unit 40, or a light amount conversion member for changing the brightness of the light emitting unit 40.
- the laser light emitting mode conversion member 70 is provided in any of the laser light path, the light emitting unit 40, or the external path.
- the external route is a route from the light emitting unit 40 to the outside of the vehicle by the light emitted by the light emitting unit 40.
- At least one of the laser emission mode conversion member 70 and the shared laser driver substrate 54 is provided at least partially in the in-body covering region 80.
- the inner covering region 80 of the body is under the sheet 24 and overlaps with the sheet 24 in a plan view.
- the saddle-mounted vehicle 10 can make the plurality of light emitting units 40 emit light in different types of light emission modes, and can share the driver circuit 56. That is, the saddle-mounted vehicle 10 includes one shared laser driver board 54, and the shared laser driver board 54 has one laser light source so as to output laser light as one light source to a plurality of light emitting units 40. It has one driver circuit 56 that commonly controls the element 52. Since the driver circuit 56 is shared, miniaturization becomes possible. In addition, the laser light source element 52 is also shared. The laser light source unit 50 can be downsized. The laser emission mode conversion member 70 is smaller than the laser light source unit 50.
- the laser emission mode conversion member 70 can be installed, for example, on the light emitting unit 40 or the path leading to the light emitting unit 40. There are few restrictions on the installation position of the light path, and the degree of freedom of installation is high. Therefore, there are relatively few restrictions on the installation position of the laser emission mode conversion member 70.
- the relatively small laser emission mode conversion member 70 can be arranged separately from the laser light source unit 50 while reducing the size of the laser light source unit 50. This eliminates the need to leave a relatively large space for installing the laser light source unit 50 in the saddle-mounted vehicle 10. Loss of installation space can be suppressed or prevented. The influence on the layout of the configuration around the laser light source unit 50 can be suppressed or prevented. As a result, in the saddle-mounted vehicle 10, the degree of freedom in arranging each configuration in the vehicle body 20 is increased, and the equipment installation space can be efficiently used. Therefore, the saddle-mounted vehicle 10 can adopt the laser light source unit 50 so that the plurality of light-emitting units 40 emit light in different light-emitting modes while preventing or suppressing the increase in size of the saddle-mounted vehicle 10.
- the inner covering region 80 of the body may be under the footboard 26 and overlap the footboard 26 in a plan view.
- the inner covering region 80 of the body may be below the fuel tank 28 and overlap the fuel tank 28 in a plan view.
- the fuel tank 28 may be a dummy tank.
- the laser light path (optical fiber cable 60) includes a plurality of branch portions 90, at least a part of one or a plurality of laser emission mode conversion members 70 , It may be provided between the most upstream branching portion 91 and one branching portion 90 located downstream of the most upstream branching portion 91, or at one branching portion 90.
- the laser emission mode conversion member 70 can cause some of the light emitting units 40B to 40E among the plurality of light emitting units 40A to 40E to emit light in a light emitting mode different from that of the remaining light emitting units 40A.
- the laser emission mode conversion member 70 can collectively convert the emission modes of the light emitting units 40B to 40E.
- the light emitting units 40B and 40C are, for example, a pair of left and right front flashers.
- the light emitting units 40D and 40E are, for example, a pair of left and right rear flashers.
- the laser light path (optical fiber cable 60) includes a plurality of branch portions 90
- the plurality of branch portions 90 are the most upstream branch portion 91 and the laser beam.
- the most downstream branch portion 92 located at the most downstream of the plurality of branch portions 90 may be included in the transmission direction of the above.
- at least a part of one or a plurality of laser emission mode conversion members 70 is between the most downstream branch portion 92 and the light emitting portion 40 located downstream of the most downstream branch portion 92, or the most downstream branch portion. It may be provided in 92.
- the laser light emitting mode conversion member 70 can make a part of the light emitting units 40H out of the plurality of light emitting units 40F to 40I emit light in a light emitting mode different from that of the remaining light emitting units 40F, 40G, 40I. That is, the laser light emitting mode conversion member 70 can collectively convert the light emitting mode of the light emitting unit 40H.
- the light emitting unit 40H is, for example, a high beam lamp.
- the light emitting unit 40G located at the tip of the laser beam path toward the light emitting unit 40H and the branching path in the most downstream branching unit 92 is, for example, a low beam lamp.
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Abstract
Description
車両は、
複数の車輪を支持する車体と、
車外から被視認可能であるように設けられた複数の発光部と、
複数の発光部に共通する1つの光源としてレーザ光を出力するように構成された1個又は複数個のレーザ光源素子と、
出力されたレーザ光を1個又は複数個の分岐部を介して複数の発光部の各々へ伝達するレーザ光経路の少なくとも一部を構成する光ファイバケーブルと、
複数の発光部に対して1つの光源としてレーザ光を出力するように1個又は複数個のレーザ光源素子を共通で制御する1つのドライバ回路を有する1つの共用レーザドライバ基板と、
複数の発光部のうち、一部の発光部を、残りの発光部と異なる発光態様で発光させるように、レーザ光の伝達方向において1個又は複数個の分岐部のうち最上流に位置する最上流分岐部よりも下流又は最上流分岐部に設けられる1個又は複数個のレーザ発光態様変換部材と
を備え、
1個又は複数個のレーザ発光態様変換部材、並びに1つの共用レーザドライバ基板のうち、少なくとも一つは、ボディ内被覆領域内に少なくとも部分的に設けられ、ボディ内被覆領域は、平面視において、燃料タンク、燃料タンクを模した形状を有するダミータンク、フートボード、及びシートのいずれか一つの部材の下であり且つ一つの部材と重なる
ことを特徴とする車両。
例えば、図2(a)に示す鞍乗型車両10Aにおいて、ボディ内被覆領域80は、平面視において、フートボード26の下であってかつフートボード26に重なっていてもよい。
例えば、図4(a)に示すように、レーザ光経路(光ファイバケーブル60)が、複数個の分岐部90を含む場合、1個又は複数個のレーザ発光態様変換部材70の少なくとも一部は、最上流分岐部91と最上流分岐部91の下流に位置する一つの分岐部90との間、又は一つの分岐部90に設けられてもよい。この場合、レーザ発光態様変換部材70は、複数の発光部40A~40Eのうち、一部の発光部40B~40Eを、残りの発光部40Aと異なる発光態様で発光させることができる。すなわち、レーザ発光態様変換部材70は、発光部40B~40Eの発光態様を一括して変換することができる。発光部40B,40Cは、例えば左右一対の前フラッシャである。発光部40D,40Eは、例えば左右一対の後フラッシャである。
本明細書において記載と図示の少なくとも一方がなされた実施形態及び変形例は、本開示の理解を容易にするためのものであって、本開示の思想を限定するものではない。上記の実施形態及び変形例は、その趣旨を逸脱することなく変更・改良され得る。当該趣旨は、本明細書に開示された実施形態に基づいて当業者によって認識されうる、均等な要素、修正、削除、組み合わせ(例えば、実施形態及び変形例に跨る特徴の組み合わせ)、改良、変更を包含する。特許請求の範囲における限定事項は当該特許請求の範囲で用いられた用語に基づいて広く解釈されるべきであり、本明細書あるいは本願のプロセキューション中に記載された実施形態及び変形例に限定されるべきではない。そのような実施形態及び変形例は非排他的であると解釈されるべきである。例えば、本明細書において、「好ましくは」、「よい」という用語は非排他的なものであって、「好ましいがこれに限定されるものではない」、「よいがこれに限定されるものではない」を意味する。
20 車体
22 バーハンドル
24 シート
26 フートボード
28 燃料タンク
30 車輪
40 発光部
50 レーザ光源ユニット
52 レーザ光源素子
54 共用レーザドライバ基板
56 ドライバ回路
60 光ファイバケーブル
70 レーザ発光態様変換部材
80 ボディ内被覆領域
90 分岐部
91 最上流分岐部
92 最下流分岐部
Claims (7)
- リーン車両又は鞍乗型車両である車両であって、
前記車両は、
複数の車輪を支持する車体と、
車外から被視認可能であるように設けられた複数の発光部と、
前記複数の発光部に共通する1つの光源としてレーザ光を出力するように構成された1個又は複数個のレーザ光源素子と、
出力された前記レーザ光を1個又は複数個の分岐部を介して前記複数の発光部の各々へ伝達するレーザ光経路の少なくとも一部を構成する光ファイバケーブルと、
前記複数の発光部に対して前記1つの光源としてレーザ光を出力するように前記1個又は複数個のレーザ光源素子を共通で制御する1つのドライバ回路を有する1つの共用レーザドライバ基板と、
前記複数の発光部のうち、一部の発光部を、残りの発光部と異なる発光態様で発光させるように、前記レーザ光の伝達方向において前記1個又は複数個の分岐部のうち最上流に位置する最上流分岐部よりも下流又は前記最上流分岐部に設けられる1個又は複数個のレーザ発光態様変換部材と
を備え、
前記1個又は複数個のレーザ発光態様変換部材、並びに前記1つの共用レーザドライバ基板のうち、少なくとも一つは、ボディ内被覆領域内に少なくとも部分的に設けられ、前記ボディ内被覆領域は、平面視において、燃料タンク、燃料タンクを模した形状を有するダミータンク、フートボード、及びシートのいずれか一つの部材の下であり且つ前記一つの部材と重なる
ことを特徴とする車両。 - 請求項1に記載の車両であって、
前記発光態様の違いは、前記発光部の色、及び、前記発光部の明るさが変化するタイミング、の少なくとも一つの違いである
ことを特徴とする車両。 - 請求項1又は2に記載の車両であって、
前記1個又は複数個のレーザ発光態様変換部材は、前記一部の発光部を、前記残りの発光部と異なる発光態様で発光させる分岐部ではない
ことを特徴とする車両。 - 請求項1~3のいずれか1に記載の車両であって、
前記1個又は複数個のレーザ発光態様変換部材は、前記発光部の色を変える色変換部材、及び/又は前記発光部の明るさを変更するための光量変換部材である
ことを特徴とする車両。 - 請求項1~4のいずれか1に記載の車両であって、
前記1個又は複数個のレーザ発光態様変換部材は、前記レーザ光経路、前記発光部、又は外部経路のいずれかに設けられ、前記外部経路は、前記発光部が発する光が前記発光部から車外に至るまでの経路である
ことを特徴とする車両。 - 請求項1~5のいずれか1に記載の車両であって、
前記レーザ光経路は、複数個の前記分岐部を含み、
前記1個又は複数個のレーザ発光態様変換部材の少なくとも一部は、前記最上流分岐部と前記最上流分岐部の下流に位置する一つの分岐部との間、又は前記一つの分岐部に設けられる
ことを特徴とする車両。 - 請求項1~6のいずれか1に記載の車両であって、
前記レーザ光経路は、複数個の前記分岐部を含み、
前記複数個の分岐部は、前記最上流分岐部と、前記レーザ光の伝達方向において前記複数個の分岐部のうち最下流に位置する最下流分岐部とを含み、
前記1個又は複数個のレーザ発光態様変換部材の少なくとも一部は、前記最下流分岐部と前記最下流分岐部の下流に位置する発光部との間、又は、前記最下流分岐部に設けられる
ことを特徴とする車両。
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ATA9432/2021A AT526459A5 (de) | 2020-12-22 | 2021-12-22 | Fahrzeug |
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US20120025962A1 (en) * | 2009-01-05 | 2012-02-02 | Gordon Toll | Apparatus and Method for Defining a Safety Zone for a Vehicle |
JP2018144573A (ja) * | 2017-03-02 | 2018-09-20 | 本田技研工業株式会社 | 鞍乗り型車両の灯火装置配置構造 |
WO2019044404A1 (ja) * | 2017-09-01 | 2019-03-07 | 株式会社小糸製作所 | 車両用照明システム、車両システム、灯具ユニットおよび車両用灯具 |
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US20230331141A1 (en) | 2023-10-19 |
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